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PB-1621PQ,扬声器与变频器 XDUCR, 4-7VPP 2048HZ, SEALED
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PB-1622P,扬声器与变频器 MAGNT XDUCR 6-18V
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PB-1622PQ,扬声器与变频器 XDUCR, 10-14VPP 2048HZ, SEALED
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【OPTO 22】PB16A,
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PB-16A,I/O MOUNTING BRD STANDARD 16POS
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【OPTO 22】PB16C,
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PB-16-C,I/O MOUNTING BRD STANDARD 16POS
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【Crydom】PB16-C,I/O 模块 50 PIN I/O Mounting Board